Science Vocab 1

Question 1

Test

Answer 1

The step in the engineering process where the design is tried and data collected.

Question 2

Transportation System

Answer 2

A system used by people to get from one place to another.

Question 3

Propulsion System

Answer 3

a system that causes an object to move.

Question 4

Weight

Answer 4

The force of gravity on an object.

Question 5

Technology

Answer 5

Tools, structures and systems created by people to meet a need or solve a problem.

Question 6

Drag

Answer 6

Resistance by friction from air or water moving over a surface.

Question 7

Engineering

Answer 7

Using mathematics and scientific principles to develop and build machines, structures, and other devices.

Question 8

Energy Efficent

Answer 8

The usage of less energy.

Question 9

Subsystem

Answer 9

A working system that is part of a larger system.

Question 10

Design

Answer 10

A systematic plan, often in graphical form, for the construction of something.

Question 11

Redeign

Answer 11

To revise a previous design.

Question 12

Plan

Answer 12

Written directions and/or images that describe a process.

Question 13

Thrust

Answer 13

A reaction force that pushes an object forward.

Question 14

Solution

Answer 14

The answer to a question or a way to meet a need or accomplish a task.

Question 15

Transportation

Answer 15

The action of moving someone or something or the process of being transported.

Question 16

River System

Answer 16

Is a way of describing the larger networks of streams, lakes, and rivers.

Question 17

Engineer

Answer 17

Engineers have special skills. They design things that help solve problems.

Question 18

System

Answer 18

A group of related objects that work together to perform a function.